#box,#box>img {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
}
#login {
    width: 320px;
    height: 350px;
    position: fixed;
    top: 50%;
    left: 50%;
    margin-top: -175px;
    margin-left: -160px;
    background: rgba(255, 255, 255, 0.6);
}
#title{
    text-align: center;
    color: #4994fb;
    font-size: 18px;
    padding: 18px 0;
    border-bottom: 1px solid #ddd;
    margin-bottom: 15px;
}
.user{
    margin-left: 28px;
}
.userInput{
    width: 229px;
    height: 27px;
    border: 1px solid #dcdfe6;
    margin-left: 19px;
    outline-style: none;
    border-radius: 5px;
    padding:0 15px;
}
.userTest,.passTest,.radioTest{
    margin-top: 6px;
    height: 16px;
    line-height: 16px;
    font-size: 14px;
    text-align: left;
    color: red;
    margin-left: 66px;
}
.radio1{
    margin-left: 90px;
    float: left;
}
.radio2{
    margin-left: 26px;
    float: left;
}
.radio1 span,.radio2 span{
    margin-left: 9px;
}
.btn{
    width: 261px;
    height: 32px;
    background: #409eff;
    margin: 19px 0 0 27px;
    color: #fff;
}
.btn:hover{
    color: #fff;
}
#err{
    width: 340px;
    height: 40px;
    background: #f0f9eb;
    color: red;
    position: fixed;
    left:50%;
    top: 18px;
    margin-left: -170px;
    border: 1px solid #e1f3d8;
    border-radius: 5px;
    text-align: center;
    line-height: 40px;
    display: none;
}
.passCheck{
    height: 12px;
    text-align: center;
    margin-bottom: 16px;
}
.passCheck>input{
    margin-right: 5px;
}
.passCheck>input:last-of-type{
    margin-left: 10px;
}